1、Designation:D536993(Reapproved 2008)1Standard Practice forExtraction of Solid Waste Samples for Chemical AnalysisUsing Soxhlet Extraction1This standard is issued under the fixed designation D5369;the number immediately following the designation indicates the year oforiginal adoption or,in the case o
2、f revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1NOTEEditorial changes were made to 11.4 in December 2008.1.Scope1.1 This practice describes standard procedure
3、s for extract-ing nonvolatile and semivolatile organic compounds fromsolids such as soils,sediments,sludges,and granular wastesusing Soxhlet extraction.1.1.1 The sample must be suitable for being mixed with thesample drying agent,sodium sulfate or magnesium sulfate,toprovide drying of all sample sur
4、faces.1.2 This practice,when used in conjunction with TestMethod D5368 is applicable to the determination of the totalsolvent extractable content(TSEC)of a soil,sediment,sludge,or granular solid waste and depends upon the solvent chosenfor extraction.1.3 This practice is limited to solvents having b
5、oiling pointsbelow the boiling point of water at ambient pressure.1.4 The solvent extract obtained by this practice may beanalyzed for total or specific nonvolatile and semivolatileorganic compounds but may require sample clean-up proce-dures prior to specific compound analysis.1.4.1 This practice p
6、rovides sample extracts suitable foranalysis by various techniques such as gas chromatographywith flame ionization detection(GC/FID)or gas chromatogra-phy with mass spectrometric detection(GC/MS).1.5 This practice is recommended only for solid samplesthat can pass through a 10-mesh sieve(approximate
7、ly 2-mmopenings),or are less than 2 mm in thickness.1.6 This standard does not purport to address all of thesafety problems,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of re
8、gulatory limitations prior to use.For specificprecautions see Section 9.2.Referenced Documents2.1 ASTM Standards:2D75 Practice for Sampling AggregatesD420 Guide to Site Characterization for Engineering Designand Construction Purposes(Withdrawn 2011)3D2234/D2234M Practice for Collection of a Gross Sa
9、mpleof CoalD2910 Method for Removal of Organic Matter from Waterby Activated Carbon Absorption(Withdrawn 1991)3D3086 Test Method for Organochlorine Pesticides in Water(Withdrawn 1996)3D3694 Practices for Preparation of Sample Containers andfor Preservation of Organic ConstituentsD3975 Practice for D
10、evelopment and Use(Preparation)ofSamples for Collaborative Testing of Methods for Analy-sis of SedimentsD3976 Practice for Preparation of Sediment Samples forChemical AnalysisD4281 Test Method for Oil and Grease(Fluorocarbon Ex-tractable Substances)by Gravimetric DeterminationD5368 Test Methods for
11、Gravimetric Determination of TotalSolvent Extractable Content(TSEC)of Solid WasteSamplesE122 Practice for Calculating Sample Size to Estimate,WithSpecified Precision,the Average for a Characteristic of aLot or Process2.2 EPA Document:SW 846 Method 3540 Soxhlet Extraction,Test Methods forEvaluating S
12、olid Waste,Physical/Chemical Methods SW846,Third Edition41This practice is under the jurisdiction of ASTM Committee D34 on WasteManagement and is the direct responsibility of Subcommittee D34.01.06 onAnalytical Methods.Current edition approved Sept.1,2008.Published December 2008.Originallyapproved i
13、n 1993.Last previous edition approved in 2003 as D5369-93(2003).DOI:10.1520/D5369-93R08E01.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary
14、 page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from the Superintendent of Documents,U.S.Government PrintingOffice,Washington,D.C.20402.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-29
15、59.United States1 3.Terminology3.1 Definitions:3.1.1 GCgas chromatography.3.1.2 GC/MSgas chromatography with mass spectromet-ric detection.3.1.3 TSECtotal solvent extractable content.The totalconcentration by weight(w/w)of organic materials that areextractable from a soil or solid waste by the selec
16、ted solvent.4.Summary of Practice4.1 The sample is mixed with sodium sulfate or magnesiumsulfate,placed in an extraction thimble,and extracted using anappropriate solvent in a Soxhlet extractor for a 15 to 20-hperiod.For additional information,see Test Method D4281.The time required may be longer or shorter than the statedperiod,provided the extraction time selected has been demon-strated appropriate for the compounds and matrix of interest.4.2 The solvent extract may be further processed usings